77180584

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:458

約数の個数: 64

約数和(自身を含む): 165816000

約数和(自身を除く): 88635416

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 139, 152, 247, 278, 281, 494, 556, 562, 988, 1112, 1124, 1807, 1976, 2248, 2641, 3614, 3653, 5282, 5339, 7228, 7306, 10564, 10678, 14456, 14612, 21128, 21356, 29224, 34333, 39059, 42712, 68666, 69407, 78118, 137332, 138814, 156236, 274664, 277628, 312472, 507767, 555256, 742121, 1015534, 1484242, 2031068, 2968484, 4062136, 5936968, 9647573, 19295146, 38590292, 77180584]

約数ペア:

[(1, 77180584), (2, 38590292), (4, 19295146), (8, 9647573), (13, 5936968), (19, 4062136), (26, 2968484), (38, 2031068), (52, 1484242), (76, 1015534), (104, 742121), (139, 555256), (152, 507767), (247, 312472), (278, 277628), (281, 274664), (494, 156236), (556, 138814), (562, 137332), (988, 78118), (1112, 69407), (1124, 68666), (1807, 42712), (1976, 39059), (2248, 34333), (2641, 29224), (3614, 21356), (3653, 21128), (5282, 14612), (5339, 14456), (7228, 10678), (7306, 10564)]